Improvement in lamps



UNITEDr STATES PATENT OFFICE.

GEORGE SHERWIN AND EDMOND HOOPLE, OF NEW YORK, N. Y.

IMPRovEMENT IN LAMPS..

Specification forming part of Letters Patent No. 173.073, dated February 1, 1876; application filed January 3, 1876.

To all whom it may concern:

Be it known that we, GEORGE SHERwIN and EDMOND HDOPLE, of the city, county, and State of New York, have invented a new and useful Improvement in Lamps, of which the following is a specication Our invention relates to center and bracket lamps; and it consists ofthe globe or chimney tted on guides or ways, with or without friction-rollers, to enable the globe or chimney to be raised up and let down for lighting, trimming, lling, Src., easier, more accurately, and with less care than it can be without the guides, the said guides being to control and keepthe globeein. place, so that it will not fall when raised up, andwill drop into its place With Y certainty when down.

Figure lis a side elevation of a center-lamp arranged according to our invention.

and tted to the guides, so as to keep the Fig. 2- A is a side elevation, showing the globe raised globe from falling out, while, at the same time,

allowing it to be raised up, as in Fig. 2and lowered down to its seat again. l y

In this example the arms are represented with friction-rollers G to run on the guides, which is best; but they are not essential.

The center-lampsuspcnder has ordinarily tworods, well adapted for thus guiding and controlling the lamp; but in a bracket-sus- Paten t- The combination, with globe, of supports. at top and bottom, having arms F, with rolls at' end, the ways E, and the top extension workingin hole of cross-bar, as shown and described, to prevent the globe from toppling when held aloft.,

GEORGE SHERWIN. EDMOND HOOPLE. Witnesses:

T. B. MosHER, ALEX. F. ROBERTS. 

